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Finding the Fourth Proportional to 2,693.66, 4,038.66 and 1,049.76

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Solution

The fourth proportional to 2,693.66, 4,038.66 and 1,049.76 is: 1,573.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.66 : 4,038.66 = 1,049.76 : x
  2. Step 2: Convert to fraction form
    2,693.66/4,038.66 = 1,049.76/x
  3. Step 3: Cross multiply
    2,693.66x = 4,038.66 × 1,049.76
  4. Step 4: Simplify right side
    2,693.66x = 4,239,623.72
  5. Step 5: Solve for x
    x = 4,239,623.72/2,693.66
  6. Step 6: Final answer
    x = 1,573.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.